The wave action and battering from the sea erodes away the weaker clay (through hydraulic action,
abrasion/corrasion and corrosion) – leaving the more resistant limestone blocks. Eventually these collapse and fall onto the beach leaving isolated pillars of stacks
Added:
9th Dec 2005 by Diane Earl
Subjects:
Geography, Science
Key Stages:
Key Stage 3, Key Stage 4, Key Stage 4+
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Picture 6 of 15 - Stair Hole & Lulworth – Cove development
